392993895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{5839}}^1$

素因数の和:6495

約数の個数: 32

約数和(自身を含む): 719861760

約数和(自身を除く): 326867865

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 641, 1923, 3205, 4487, 5839, 9615, 13461, 17517, 22435, 29195, 40873, 67305, 87585, 122619, 204365, 613095, 3742799, 11228397, 18713995, 26199593, 56141985, 78598779, 130997965, 392993895]

約数ペア:

[(1, 392993895), (3, 130997965), (5, 78598779), (7, 56141985), (15, 26199593), (21, 18713995), (35, 11228397), (105, 3742799), (641, 613095), (1923, 204365), (3205, 122619), (4487, 87585), (5839, 67305), (9615, 40873), (13461, 29195), (17517, 22435)]